Menene ISO 8434-3 kuma menene sabon sigar?
Taken ISO 8434-3 shine haɗin bututu na ƙarfe don ikon ruwa da amfani gabaɗaya -
Sashe na 3: Masu haɗin hatimin fuska na O-ring.
An fito da bugu na farko a cikin 1995 kuma Kwamitin Fasaha ISO/TC 131, Tsarin wutar lantarki, Kwamitin SC 4, masu haɗawa da samfuran makamantansu da abubuwan haɗin gwiwa.
Ingantacciyar sigar yanzu ita ce ISO 8434-3: 2005, duba ƙasa da shafin murfin ma'aunin ISO 8434-3, da hanyar haɗin yanar gizon ISO.
https://www.iso.org/search.html?q=ISO%208434-3&hPP=10&idx=all_en&p=0
TS EN ISO 8434-3 ya samo asali ne daga SAE J1453 (wanda aka bayar a cikin 1987) Daidaitawa - hatimin fuska na O-ring, wanda ake kira fitting ORFS, irin wannan masu haɗin haɗin da ake amfani da su sosai a cikin Amurkawa.
Menene ISO 8434-3 ya ƙayyade?
TS EN ISO 8434-3 buƙatun gabaɗaya da girman ƙira da aikin hatimin hatimin hatimin O-ring da aka yi da ƙarfe don bututun waje diamita ko bututu a cikin diamita na 6mm zuwa 38 mm, gami da haɗawa.
Idan kana son kayan wanin karfe, yana da kyau kuma don Allah a nemi sabis na abokin ciniki.
Shin mai nasara yana da samfurin da ya dace don ISO 8434-3?
Mai nasara ya kira wannan nau'in haɗe-haɗe azaman ORFS(O-ring face hatimin) adaftar ko adaftar ko mai haɗawa, kuma duk waɗannan masu haɗin da aka ƙayyade a cikin ISO 8434-3 suna samuwa daga Winner, kuma F yawanci don gano ƙarshen ORFS a cikin sashin no., kamar masu haɗin haɗin kai tsaye (1F), mai haɗa haɗin gwiwar gwiwar hannu (1F9), mai haɗa haɗin haɗin gwiwar T (AF), mai haɗa ingarma tare da ƙarshen ingarma daidai da ISO 6149-2 (1FH-N), babban haɗin kai (6F), ingarma ta gwiwar hannu tare da O-ring(2F9), ……Duba takardar kasida don cikakkun bayanai, akwai fiye da jerin 33 don zaɓin abokin ciniki.[Haɗi zuwa Zazzage kasida]
A ƙasa akwai wasu hotunan hatimin fuskar O-ring na ORFS.
Madaidaicin ƙungiya
Ƙungiyar gwiwar hannu
T ƙungiyar
Babban kai
Ƙarshen mara daidaitacce
Karshen daidaitacce
Ƙarshen karkarwa
Ƙarshen karkarwa
Tare da NPT karshen
Karshen daidaitacce
Toshe
Toshe
Mai nasara O-ring face hatimin hatimin ORFS wanda aka gwada daidai da ISO 19879 kuma tare da babban aiki wanda ya wuce ISO 8434-3.
Bukatar ƙarewa a cikin ISO 8434-3 shine gwajin gwajin gishiri mai tsaka tsaki na sa'o'i 72 daidai da ISO 9227 kuma babu tsatsa ja, sassan masu nasara sun wuce buƙatun ISO 8434-3.
Da ke ƙasa akwai ƙayyadaddun ISO da hoton gwajin gwajin gishiri mai nasara.
Lokacin aikawa: Fabrairu-07-2022